专升本英语知识点(if虚拟语气3大公式)
![](https://kuke-prod-new.oss-cn-beijing.aliyuncs.com/img/kukenews//20240704/1720080841025_3036.png)
1. 表示与现在事实相反的情况:
从句: If+主语+动词一般过去时 (be动词用were)
主句: 主语+ should/would/might/could+do
Eg. If I were you, I should take another measure to solve the problem.
翻译:如果我是你的话,我会采取另一种措施去解决这个问题。
2. 表示与过去事实相反的情况:
从句: If+主语+had done
主句: 主语+should/would/might/could+have done
Eg. If we had known his address, we could have written to him.
翻译:如果我们知道他的地址的话,我们可以给他写信。
3. 表示与将来的事实相反的情况:
从句:If+主语+were to do/should do/动词过去时 (be动词用were)
主句: 主语+ should/would/might/could+do
Eg. If she were to arrive here tomorrow, we would give her a surprise.
翻译:如果她明天来这里,我们就给她一个惊喜。